No. One full regular delegate registration fee covers multiple papers.
Yes. But if you want to attend workshops and tutorials in both locations, you have to choose those at time of registration.
Yes. You can apply for a grant to defer the cost, however: https://forms.gle/d3K6XKdtKFSAkZ5UA
No. Registration is not transferable. You have to attend in Montreal to present the paper. If you have difficulties in e.g obtaining a Canadian visa, then you have to attend in Guangzhou.
The letter will be sent to you automatically with registration confirmation. Note that this is NOT a visa letter and do not fill visa letter form for that purpose
By registering. You will then be able to tick a box and fill out the form that will generate an invitation letter once the registration is completed. Bear in mind that you can fill the form only once!
By registering. You will then be able to tick a box and fill out the form that will generate an invitation letter once the registration is completed. Have your passport ready and bear in mind that you can fill the form only once!
No. Letters are only issued to registrants who have already paid their fees.
Please read carefully the letter of rejection and read General Information 2.1. Students section under Registration/Register referring to proof of student status before you attempt to re-submit.
Please write an email to registration@ijcai.org and provide your family name, first name and exact affiliation.
Yes, U$ 100 processing fee applies to any and all cancellations.
Through the registration system.
Regular talks will be scheduled between August 19 and August 22, 2025 in Montreal and August 30-31, 2025 in Guangzhou. The schedule will be available in July. If you have hard constraints, please write to the Program Chair: pcchair@2025.ijcai.org
Yes. However, after the closure of IJCAI-25 conference registration, you will be able to join for USD 50/year fee for regular delegates or USD 25/year fee for students. More information on how to join at a later stage will be available on ijcai.org after the conference.